Sep 06 07:01:02.628 INFO checking flat_map-0.0.4 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 06 07:01:02.628 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 06 07:01:02.628 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-0/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 07:01:02.792 INFO blam! 7d58aa48a2618976005be79727819755499229cc745aed493cbee83b45aa4266
Sep 06 07:01:02.794 INFO running `"docker" "start" "-a" "7d58aa48a2618976005be79727819755499229cc745aed493cbee83b45aa4266"`
Sep 06 07:01:03.875 INFO kablam! usermod: no changes
Sep 06 07:01:03.895 INFO kablam!     Checking flat_map v0.0.4 (file:///source)
Sep 06 07:01:04.189 INFO kablam! warning: variable does not need to be mutable
Sep 06 07:01:04.189 INFO kablam!    --> src/flat_map.rs:265:19
Sep 06 07:01:04.189 INFO kablam!     |
Sep 06 07:01:04.189 INFO kablam! 265 |     pub fn insert(mut self, value: V) -> &'a mut V {
Sep 06 07:01:04.189 INFO kablam!     |                   ----^^^^
Sep 06 07:01:04.189 INFO kablam!     |                   |
Sep 06 07:01:04.189 INFO kablam!     |                   help: remove this `mut`
Sep 06 07:01:04.189 INFO kablam!     |
Sep 06 07:01:04.189 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 06 07:01:04.189 INFO kablam! 
Sep 06 07:01:04.234 INFO kablam! warning: variable does not need to be mutable
Sep 06 07:01:04.235 INFO kablam!    --> src/flat_map.rs:265:19
Sep 06 07:01:04.235 INFO kablam!     |
Sep 06 07:01:04.235 INFO kablam! 265 |     pub fn insert(mut self, value: V) -> &'a mut V {
Sep 06 07:01:04.235 INFO kablam!     |                   ----^^^^
Sep 06 07:01:04.235 INFO kablam!     |                   |
Sep 06 07:01:04.235 INFO kablam!     |                   help: remove this `mut`
Sep 06 07:01:04.235 INFO kablam!     |
Sep 06 07:01:04.235 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 06 07:01:04.235 INFO kablam! 
Sep 06 07:01:04.272 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
Sep 06 07:01:04.273 INFO kablam! su: No module specific data is present
Sep 06 07:01:04.758 INFO running `"docker" "rm" "-f" "7d58aa48a2618976005be79727819755499229cc745aed493cbee83b45aa4266"`
Sep 06 07:01:04.836 INFO blam! 7d58aa48a2618976005be79727819755499229cc745aed493cbee83b45aa4266